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UNO [17]
3 years ago
5

How do you factor `x^{2}-4x-21=0`

Mathematics
1 answer:
KengaRu [80]3 years ago
4 0

Answer:

<u>X=7,-3</u>

Step-by-step explanation:

x^(2)-4x-21=0

(x-7)(x+3)=0

x=7,x=-3

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